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Linshizhi
ffmpeg.wasm-core
Commits
a07e9d72
Commit
a07e9d72
authored
Oct 16, 2012
by
Michael Niedermayer
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yuvPlanartouyvy_c: fix sign extension
Fixes CID732281 Signed-off-by:
Michael Niedermayer
<
michaelni@gmx.at
>
parent
a3097260
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rgb2rgb_template.c
libswscale/rgb2rgb_template.c
+2
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libswscale/rgb2rgb_template.c
View file @
a07e9d72
...
@@ -417,9 +417,9 @@ static inline void yuvPlanartouyvy_c(const uint8_t *ysrc, const uint8_t *usrc,
...
@@ -417,9 +417,9 @@ static inline void yuvPlanartouyvy_c(const uint8_t *ysrc, const uint8_t *usrc,
const
uint8_t
*
yc
=
ysrc
,
*
uc
=
usrc
,
*
vc
=
vsrc
;
const
uint8_t
*
yc
=
ysrc
,
*
uc
=
usrc
,
*
vc
=
vsrc
;
for
(
i
=
0
;
i
<
chromWidth
;
i
+=
2
)
{
for
(
i
=
0
;
i
<
chromWidth
;
i
+=
2
)
{
uint64_t
k
=
uc
[
0
]
+
(
yc
[
0
]
<<
8
)
+
uint64_t
k
=
uc
[
0
]
+
(
yc
[
0
]
<<
8
)
+
(
vc
[
0
]
<<
16
)
+
(
yc
[
1
]
<<
24
);
(
vc
[
0
]
<<
16
)
+
(
unsigned
)(
yc
[
1
]
<<
24
);
uint64_t
l
=
uc
[
1
]
+
(
yc
[
2
]
<<
8
)
+
uint64_t
l
=
uc
[
1
]
+
(
yc
[
2
]
<<
8
)
+
(
vc
[
1
]
<<
16
)
+
(
yc
[
3
]
<<
24
);
(
vc
[
1
]
<<
16
)
+
(
unsigned
)(
yc
[
3
]
<<
24
);
*
ldst
++
=
k
+
(
l
<<
32
);
*
ldst
++
=
k
+
(
l
<<
32
);
yc
+=
4
;
yc
+=
4
;
uc
+=
2
;
uc
+=
2
;
...
...
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